diff --git a/res/drawable-hdpi/ab_stacked_solid_inverse_holo.9.png b/res/drawable-hdpi/ab_stacked_solid_inverse_holo.9.png
new file mode 100644
index 0000000..42528b1
--- /dev/null
+++ b/res/drawable-hdpi/ab_stacked_solid_inverse_holo.9.png
Binary files differ
diff --git a/res/drawable-mdpi/ab_stacked_solid_inverse_holo.9.png b/res/drawable-mdpi/ab_stacked_solid_inverse_holo.9.png
new file mode 100644
index 0000000..a823841
--- /dev/null
+++ b/res/drawable-mdpi/ab_stacked_solid_inverse_holo.9.png
Binary files differ
diff --git a/res/drawable-xhdpi/ab_stacked_solid_inverse_holo.9.png b/res/drawable-xhdpi/ab_stacked_solid_inverse_holo.9.png
new file mode 100644
index 0000000..16b9bef
--- /dev/null
+++ b/res/drawable-xhdpi/ab_stacked_solid_inverse_holo.9.png
Binary files differ
diff --git a/res/drawable/group_source_button_background.xml b/res/drawable/group_source_button_background.xml
new file mode 100644
index 0000000..7ebf604
--- /dev/null
+++ b/res/drawable/group_source_button_background.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2011 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<selector xmlns:android="http://schemas.android.com/apk/res/android"
+          android:exitFadeDuration="@android:integer/config_mediumAnimTime">
+    <item android:state_pressed="true" android:drawable="@drawable/action_bar_item_pressed_holo_light"/>
+    <item android:drawable="@drawable/ab_stacked_solid_inverse_holo" />
+</selector>
diff --git a/res/layout-w470dp/group_source_button.xml b/res/layout-w470dp/group_source_button.xml
index fb57e83..1acd510 100644
--- a/res/layout-w470dp/group_source_button.xml
+++ b/res/layout-w470dp/group_source_button.xml
@@ -24,9 +24,6 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="wrap_content"
     android:layout_height="match_parent"
-    android:divider="?android:attr/dividerVertical"
-    android:showDividers="end"
-    android:dividerPadding="12dip"
     android:orientation="horizontal"
     style="?android:attr/actionButtonStyle">
 
@@ -34,7 +31,6 @@
         android:id="@+id/group_source"
         android:layout_width="wrap_content"
         android:layout_height="match_parent"
-        android:paddingRight="5dip"
         android:orientation="horizontal">
 
         <TextView
diff --git a/res/layout/group_detail_fragment.xml b/res/layout/group_detail_fragment.xml
index 34eb285..d95a6db 100644
--- a/res/layout/group_detail_fragment.xml
+++ b/res/layout/group_detail_fragment.xml
@@ -20,18 +20,37 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
+    <!--
+      This layout can contain the second row of the action bar containing a group source
+      button if applicable (this is a fake stacked action bar)
+    -->
     <FrameLayout
         android:id="@+id/group_source_view_container"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:layout_gravity="center_vertical" />
+        android:layout_gravity="center_vertical"/>
 
-    <ListView
-        android:id="@android:id/list"
+    <FrameLayout
         android:layout_width="match_parent"
         android:layout_height="0dip"
-        android:layout_weight="1"
-        android:fadingEdge="none"
-        android:scrollbarStyle="outsideOverlay"/>
+        android:layout_weight="1">
+
+        <ListView
+            android:id="@android:id/list"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:fadingEdge="none"
+            android:scrollbarStyle="outsideOverlay"/>
+
+        <!--
+          Shadow overlay over the list of group members (since we have a fake stacked
+          action bar)
+        -->
+        <ImageView
+            android:layout_width="match_parent"
+            android:layout_height="20dip"
+            android:background="?android:attr/windowContentOverlay"/>
+
+    </FrameLayout>
 
 </LinearLayout>
diff --git a/res/layout/group_source_button.xml b/res/layout/group_source_button.xml
index 0aa9c58..49aa2db 100644
--- a/res/layout/group_source_button.xml
+++ b/res/layout/group_source_button.xml
@@ -24,8 +24,10 @@
     android:id="@+id/group_source"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:background="?android:attr/selectableItemBackground"
-    android:padding="10dip" >
+    android:minHeight="48dip"
+    android:background="@drawable/group_source_button_background"
+    android:paddingLeft="16dip"
+    android:paddingRight="16dip" >
 
     <TextView
         android:layout_width="0dip"
@@ -34,15 +36,21 @@
         android:layout_gravity="center_vertical"
         android:duplicateParentState="true"
         android:textAppearance="?android:attr/textAppearanceMedium"
-        android:text="@string/view_updates_from_group"/>
+        android:textColor="@color/action_bar_button_text_color"
+        android:text="@string/view_updates_from_group"
+        style="@android:style/Widget.Holo.ActionBar.TabText"/>
 
-    <ImageView
-        android:id="@android:id/icon"
-        android:layout_width="30dip"
-        android:layout_height="30dip"
-        android:duplicateParentState="true"
-        android:layout_marginLeft="7dip"
-        android:layout_marginRight="7dip"
-        android:layout_centerVertical="true"/>
+    <FrameLayout
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent">
+
+        <ImageView
+            android:id="@android:id/icon"
+            android:layout_width="32dip"
+            android:layout_height="32dip"
+            android:duplicateParentState="true"
+            android:layout_gravity="center_vertical"/>
+
+    </FrameLayout>
 
 </LinearLayout>